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On Wed, 14 Mar 2007 20:58:00 -0400, Johnny Borborigmi
wrote in : On 2007-03-14 20:06:00 -0400, Larry Dighera said: How does this affect HF radio propagation/reception? http://spaceweather.com/ Current Conditions Solar Wind speed: 646.2 km/s density: 2.8 protons/cm3 Earth is inside a solar wind stream flowing from the indicated coronal hole. Credit: SOHO Extreme UV telescope Daily Sun: 14 Mar '07 The sun is blank today--no sunspots. Credit: SOHO/MDI Interplanetary Mag. Field Btotal: 4.7 nT Bz: 2.5 nT north Google CME or Coronal Mass Ejection and learn all about it. I always thought CMEs were associated with sunspots. There are no sunspots on the side of the Sun facing us at this time, however the solar hole seems to exist. Real-time X-ray Solar Flares data: http://www.sec.noaa.gov/rt_plots/xray_5m.html This GOES X-ray flux plot contains 5 minute averages of solar X-ray output in the 1-8 Angstrom (0.1-0.8 nm) and 0.5-4.0 Angstrom (0.05-0.4 nm) passbands. Coronal Mass Ejection information: http://lasco-www.nrl.navy.mil/index....ontent/cmelist LASCO Coronal Mass Ejections Lists Coronal Mass Ejections (CMEs) are massive (10^14 to 10^17 grams) bursts of plasma that are ejected from the sun. One of the scientific objectives of LASCO is to understand why these events occur. We do believe that they are caused by instabilities in the solar magnetic field, which is constantly evolving. Another scientific objective is to understand what effects CMEs have in interplanetary space and very importantly what effects CMEs have when they encounter the earth's environment. We know that the energetic CMEs will cause geomagnetic storms and possibly affect electric power transmission lines. Real-time data: http://lasco-www.nrl.navy.mil/index....ent/latest_img Listed below are links to the most recent realtime images from the LASCO and EIT instruments. |
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